Rotate TODO.md for completed refactor step 2

The rotation should have ridden the step-2 commit per the Workflow
section, but the file was edited concurrently and the update was lost;
recording it now. Step 3 (un-overload Object fields) is Next Step.

TODO.md

@@ -29,15 +29,21 @@ Refactor ground rules:
 
 # Next Step
 
-Refactor step 2 (branch refactor/typed-kinds): typed kind enums —
+Refactor step 3 (branch refactor/object-fields): un-overload Object
-PotionKind, ScrollKind, RingKind, WandKind, WeaponKind, ArmorKind,
+fields — split Object.Arm into ArmorClass/Charges/GoldValue; parse
-TrapKind as iota enums with fmt.Stringer; Object.Which and the ObjInfo
+damage dice ("1x4/1x2") once into a DiceSpec type at table definition
-tables move to the typed kinds; the object category glyph bytes ('!',
+instead of per swing; save-format update with round-trip test
-'?', ...) become an ObjectKind with a Glyph() method so item category
+migration.
-and map character stop sharing one byte namespace.
 
 # Completed Steps
 
+- 2026-07-06 Refactor step 2 (refactor/typed-kinds, b940cfc):
+  ObjectKind separates item category from map glyph (Object.Type byte
+  → Kind ObjectKind with Glyph()); PotionKind/ScrollKind/RingKind/
+  WandKind/WeaponKind/ArmorKind/TrapKind typed iota enums with
+  Stringer; typed accessors on Object; getItem/inventory/whatis
+  filters take ObjectKind (KindCallable/KindRingOrStick replace
+  CALLABLE/R_OR_S); save format bumped to 5.4.4-go2. Suite green.
 - 2026-07-06 Refactor step 1 (refactor/descriptive-constants): renamed
   all flag bits, trap types, item subtype constants, and Max* counts to
   descriptive names (IsHuh→Confused, SeeMonst→SenseMonsters,
@@ -65,52 +71,48 @@ and map character stop sharing one byte namespace.
 
 # Future Steps
 
-1. Refactor step 3: un-overload Object fields — split Object.Arm into
+1. Adopt the house Go linting standards: copy .golangci.yml from the
-   ArmorClass/Charges/GoldValue; parse damage dice ("1x4/1x2") once
-   into a DiceSpec type at table definition instead of per swing;
-   save-format update with round-trip test migration.
-2. Adopt the house Go linting standards: copy .golangci.yml from the
    prompts repo and bring game/, term/, and cmd/ lint-clean (the port
    is greenfield code, so no exemptions apply).
-3. Refactor step 4: method renames, movement/world subsystem
+2. Refactor step 4: method renames, movement/world subsystem
    (doMove→moveHero, beTrapped→springTrap, rndmove→randomStep,
    doRooms/doPassages/doMaze→digRooms/digPassages/digMaze,
    chgStr→changeStrength, ...); remove the goto/label flows in doMove,
    dispatch, and saveGame in favor of loops and helpers.
-4. Refactor step 5: method renames, items/combat/UI subsystems
+3. Refactor step 5: method renames, items/combat/UI subsystems
    (invName→inventoryName, rollEm→rollAttacks, doPot→applyPotionFuse,
    getItem→promptPackItem returning (obj, ok), getDir→promptDirection);
    int status codes (attack returning -1) become named results. Two or
    three commits, one subsystem each.
-5. Refactor step 6: extract types from the god object — MessageLine
+4. Refactor step 6: extract types from the god object — MessageLine
    owns the msg/addmsg/endmsg machinery; pack/inventory operations move
    onto *Player; monster/object list management and map queries
    consolidate onto *Level; RogueGame keeps turn orchestration and
    cross-system effects only.
-6. Refactor step 7: effects dispatch — the giant quaff/readScroll/doZap
+5. Refactor step 7: effects dispatch — the giant quaff/readScroll/doZap
    switches become per-kind handler tables of small named methods,
    keeping effect order and RNG call sequence identical.
-7. Refactor step 8: constructor and style pass per the house
+6. Refactor step 8: constructor and style pass per the house
    styleguide — game.New(game.Params{...}) replacing NewGame(Config);
    replace the gameEnd panic unwind with error-based turn results where
    feasible; 77-column wrap sweep.
-8. Docs refresh: update ARCHITECTURE.md Part 2 and README.md for the
+7. Docs refresh: update ARCHITECTURE.md Part 2 and README.md for the
    post-refactor names; add the C name → Go name rename table.
-9. Playtest hardening pass: play several full games with the tcell
+8. Playtest hardening pass: play several full games with the tcell
     binary and extend run_test.go to script a deeper multi-level
     playthrough (descend past level 5, use potions, scrolls, zapping,
     save/restore). Fix any panics, message mismatches, or divergences
     from the C behavior that this uncovers, with regression tests.
-10. Verify the seed-compatibility claim against the C reference on
+9. Verify the seed-compatibility claim against the C reference on
     c-master: same seed, same dungeon, same item tables, for several
     seeds.
-11. Broaden unit test coverage where playtesting finds thin spots
+10. Broaden unit test coverage where playtesting finds thin spots
     (rings, sticks, wizard commands).
-12. Tag a release once a full game (Amulet retrieval and score entry)
+11. Tag a release once a full game (Amulet retrieval and score entry)
     completes without defects.
-13. Full-terminal-size support (deferred by explicit decision
+12. Full-terminal-size support (deferred by explicit decision
     2026-07-06): per-game dungeon dimensions instead of the 80x24
     constants; open design questions are resize policy, gameplay
     tuning at larger sizes, and a --classic 80x24 mode.
-14. Note: this repo is exempt from the standard policy scaffold. Do not
+13. Note: this repo is exempt from the standard policy scaffold. Do not
     add Makefile, Dockerfile, or REPO_POLICIES.md.